[plugin_installer] Update manifest.ini

plugin_installer/manifest.ini

@@ -1,8 +1,8 @@
 [info]
 name: Plugin Installer
 short_name: plugin_installer
-version: 1.3.5
-description: Install and upgrade plugins from FTP.
+version: 1.3.6
+description: Install and upgrade plugins for Gajim
 authors: Denis Fomin <fominde@gmail.com>
  Yann Leboulanger <asterix@lagaule.org>
  Thilo Molitor <thilo@eightysoft.de>